Surname or Chess SA id..
Chess SA Region AOC Mzansi 2026

PLAYER PAGE

Duvan Van Der Merwe

1150147675
Tshwane (GTP)
Personal
Main rating
Rating 1329.2
K-factor 36
Floor 758.7
Highest 1382.2 (2022-10-01)
Min/Max +/- allowed 128
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1313.6
Final +/- 0
New Rating
()
Rating 1329.2
K-factor 36
Floor 758.7
Highest 1382.2 (2022-10-01)
Min/Max +/- allowed 127.9
Standard rating
Rating 1327.5
K-factor 36
Floor 771.6
Highest 1382.1 (2022-10-01)
Min/Max +/- allowed 127.9
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1313.6
Final +/- 0
New Rating
()
Rating 1327.5
K-factor 36
Floor 771.6
Highest 1382.1 (2022-10-01)
Min/Max +/- allowed 127.9
Rapid rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Blitz rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Graph
Tournaments
No tournaments found.
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 2026 D4 District Individuals (U11 Boys) Standard 2026-05-30 2026-05-30 Tshwane (GTP) 5 1341.1 5 2 1280.7 -11.9 Details
2 2026 Chris Greyling Open Tournament (U12) Standard 2026-03-14 2026-03-14 Tshwane (GTP) 5 1258.7 5 3 1484.6 38.2 Details
3 2026 Constantiapark Open Chess Tournament (U12) Standard 2026-02-14 2026-02-14 Tshwane (GTP) 5 1205 5 3 1356.3 14.1 Details
4 2026 Tshwane Chess Registration Tournament (U12-1) Standard 2026-01-31 2026-01-31 Tshwane (GTP) 5 1205 5 3 1522.1 16.4 Details
5 Gauteng Inter-Region at Emerald Resort 2025 (U12 Candidates) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1221.4 4 0.5 960.2 -23.1 Details
6 2025 Midstream Open Chess Tournament (U12) Standard 2025-08-25 2025-08-25 Tshwane (GTP) 5 1207.2 5 1 1081.5 -11.8 Details
7 2025 Tshwane South School District CLOSED League Championship (U11A) Standard 2025-08-15 2025-08-15 Tshwane (GTP) 5 1207.2 5 1 1149.8 -5.6 Details
8 2025 Etienne Lewis Closed Chess Tournament (U12) Standard 2025-08-08 2025-08-10 Tshwane (GTP) 7 1207.2 7 3.5 1377.4 25.3 Details
9 2025 Elise Steenkamp Open Chess Tournament (Bishop) Standard 2025-06-14 2025-06-15 Tshwane (GTP) 5 1220.4 5 1.5 1097.1 -12.9 Details
10 2025 Tshwane South School District Individual Finals (D4) (U11 Boys) Standard 2025-05-10 2025-05-10 Tshwane (GTP) 5 1208.9 5 2 1268.8 6.5 Details
11 2025 KSNG Open (U12) Standard 2025-02-22 2025-02-22 Tshwane (GTP) 5 1209 4 0 1031.2 -14.1 Details
12 2025 Tshwane Chess OPEN Registration Tournament (U12) Standard 2025-01-25 2025-01-25 Tshwane (GTP) 5 1179.1 5 2 1221.4 4.6 Details
13 Lardies Ope 2024 (U10) Standard 2024-10-26 2024-10-26 Tshwane (GTP) 5 1188.4 5 2 1143.8 -5.1 Details
14 D4 Tshwane South District Schools Teams Chess Tournament 2024 (U9A) Standard 2024-08-03 2024-08-03 Tshwane (GTP) 5 1213.2 5 1 1081.8 -13.8 Details
15 2024 Silver Lakes Open Chess Tournament (E) Standard 2024-04-20 2024-04-20 Tshwane (GTP) 5 1246.1 5 2 1052.5 -18.3 Details
16 2024 Chris Greyling Open Chess Tournament (E) Standard 2024-03-16 2024-03-16 Tshwane (GTP) 5 1232.7 5 3 1300.9 7.5 Details
17 2024 Constantiapark Open (E) Standard 2024-02-17 2024-02-17 Tshwane (GTP) 5 1234.5 5 2.5 1216.8 -1 Details
18 Lardies Tournament 2022 (U8) Standard 2022-10-29 2022-10-29 Tshwane (GTP) 5 1200 5 3.5 1369.1 17.3 Details
Game statistics ( )
Games 0
Wins 0
Draws 0
Losses 0
White 0
Black 0
White wins 0
Black wins 0
Score 0
Percent 0
Dp 0
AOR 0
Performance 0
Game statistics ()
Games 20
Wins 11
Draws 0
Losses 9
White 12
Black 8
White wins 8
Black wins 3
Score 11
Percent 55
Dp 42.5
AOR 1368.4
Performance 1410.9
Game statistics (History)
Games 90
Wins 33
Draws 7
Losses 50
White 44
Black 46
White wins 17
Black wins 16
Score 36.5
Percent 40.6
Dp -80.3
AOR 1310.8
Performance 1230.5
Rankings (Main)
National
Overall 5445
Gender 4502
Age group 534
Gender/Age 413
Provincial
Overall 1840
Gender 1512
Age group 179
Gender/Age 145
Regional
Overall 635
Gender 523
Age group 60
Gender/Age 46
Rankings (Standard)
National
Overall 4905
Gender 4037
Age group 492
Gender/Age 385
Provincial
Overall 1737
Gender 1431
Age group 172
Gender/Age 141
Regional
Overall 623
Gender 515
Age group 62
Gender/Age 48
Rankings (Rapid)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Rankings (Blitz)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 20
Score 11
Percent 55
Aor 1368.4
Dp 42.5
Prat 1410.9
Performance (12 months)
Games 41
Score 17
Percent 41.5
Aor 1361.8
Dp -72.6
Prat 1289.2
Performance (History)
Games 90
Score 36.5
Percent 40.6
Aor 1310.8
Dp -80.3
Prat 1230.5
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Li, J (Jiming) 5 1 4 2024 Chris Greyling Open Chess Tournament (E) 2026 Constantiapark Open Chess Tournament (U12) Details
Overall 2 Cloete, Z (Zander) 2 2 0 2026 Tshwane Chess Registration Tournament (U12-1) 2026 Chris Greyling Open Tournament (U12) Details
Overall 3 Vounatsos, L (Levi) 2 1 1 2025 Tshwane Chess OPEN Registration Tournament (U12) 2026 Tshwane Chess Registration Tournament (U12-1) Details
Overall 4 Dixon, G (Genevieve) 2 1 1 2025 Etienne Lewis Closed Chess Tournament (U12) 2025 Midstream Open Chess Tournament (U12) Details
Overall 5 Swanepoel, M (Marnu) 2 0 2 2024 Chris Greyling Open Chess Tournament (E) 2026 D4 District Individuals (U11 Boys) Details
Standard 1 Li, J (Jiming) 5 1 4 2024 Chris Greyling Open Chess Tournament (E) 2026 Constantiapark Open Chess Tournament (U12) Details
Standard 2 Vounatsos, L (Levi) 2 1 1 2025 Tshwane Chess OPEN Registration Tournament (U12) 2026 Tshwane Chess Registration Tournament (U12-1) Details
Standard 3 Venter, S (Stephan) 2 0 2 2024 Constantiapark Open (E) Lardies Ope 2024 (U10) Details
Standard 4 Fourie, M (Marchant) 2 1 1 2025 Etienne Lewis Closed Chess Tournament (U12) 2026 Constantiapark Open Chess Tournament (U12) Details
Standard 5 Vosloo, L (Leja) 2 1 1 2025 Tshwane Chess OPEN Registration Tournament (U12) 2025 Etienne Lewis Closed Chess Tournament (U12) Details